NO322581B1 - Fremgangsmate ved fremstilling av smoreoljer - Google Patents
Fremgangsmate ved fremstilling av smoreoljer Download PDFInfo
- Publication number
- NO322581B1 NO322581B1 NO19976005A NO976005A NO322581B1 NO 322581 B1 NO322581 B1 NO 322581B1 NO 19976005 A NO19976005 A NO 19976005A NO 976005 A NO976005 A NO 976005A NO 322581 B1 NO322581 B1 NO 322581B1
- Authority
- NO
- Norway
- Prior art keywords
- sample
- data
- series
- chemical
- mass
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 57
- 239000010687 lubricating oil Substances 0.000 title claims description 35
- 150000001875 compounds Chemical class 0.000 claims description 40
- 239000000523 sample Substances 0.000 claims description 40
- 150000002500 ions Chemical class 0.000 claims description 33
- 239000000126 substance Substances 0.000 claims description 32
- 230000014759 maintenance of location Effects 0.000 claims description 29
- 239000011159 matrix material Substances 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 26
- 238000012549 training Methods 0.000 claims description 24
- 239000013074 reference sample Substances 0.000 claims description 20
- 238000004458 analytical method Methods 0.000 claims description 19
- 238000012628 principal component regression Methods 0.000 claims description 19
- 238000004821 distillation Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 15
- 238000005070 sampling Methods 0.000 claims description 15
- 238000001311 chemical methods and process Methods 0.000 claims description 14
- 150000002430 hydrocarbons Chemical class 0.000 claims description 14
- 239000004215 Carbon black (E152) Substances 0.000 claims description 13
- 229930195733 hydrocarbon Natural products 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 230000001953 sensory effect Effects 0.000 claims description 13
- 239000012634 fragment Chemical class 0.000 claims description 12
- 239000000470 constituent Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 10
- 150000001793 charged compounds Chemical class 0.000 claims description 9
- 238000009835 boiling Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 4
- 238000004018 waxing Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 25
- 239000000047 product Substances 0.000 description 19
- 230000003595 spectral effect Effects 0.000 description 16
- 230000000704 physical effect Effects 0.000 description 9
- 239000003921 oil Substances 0.000 description 8
- 238000001819 mass spectrum Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000004817 gas chromatography Methods 0.000 description 5
- 238000012417 linear regression Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000012925 reference material Substances 0.000 description 3
- 238000002098 selective ion monitoring Methods 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 150000001555 benzenes Chemical class 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000010238 partial least squares regression Methods 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000000611 regression analysis Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000000844 transformation Methods 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000001239 acenaphthenes Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001454 anthracenes Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000003965 capillary gas chromatography Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 238000000451 chemical ionisation Methods 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000002790 cross-validation Methods 0.000 description 1
- 230000001955 cumulated effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000005264 electron capture Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 150000002468 indanes Chemical class 0.000 description 1
- 150000002469 indenes Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 150000002987 phenanthrenes Chemical class 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 238000001542 size-exclusion chromatography Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000004808 supercritical fluid chromatography Methods 0.000 description 1
- 238000004885 tandem mass spectrometry Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2888—Lubricating oil characteristics, e.g. deterioration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2829—Mixtures of fuels
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/10—Lubricating oil
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Biochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/494,643 US5699270A (en) | 1995-06-23 | 1995-06-23 | Method for preparing lubrication oils (LAW232) |
| PCT/US1996/007174 WO1997000926A1 (en) | 1995-06-23 | 1996-05-17 | Method for preparing lubricating oils |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO976005D0 NO976005D0 (no) | 1997-12-19 |
| NO976005L NO976005L (no) | 1998-02-20 |
| NO322581B1 true NO322581B1 (no) | 2006-10-30 |
Family
ID=23965349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19976005A NO322581B1 (no) | 1995-06-23 | 1997-12-19 | Fremgangsmate ved fremstilling av smoreoljer |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5699270A (de) |
| EP (1) | EP0833878B1 (de) |
| JP (1) | JP3767905B2 (de) |
| AU (1) | AU698197B2 (de) |
| DE (1) | DE69613373T2 (de) |
| NO (1) | NO322581B1 (de) |
| WO (1) | WO1997000926A1 (de) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19713194C2 (de) * | 1997-03-27 | 1999-04-01 | Hkr Sensorsysteme Gmbh | Verfahren und Anordnung zum Erkennen von Eigenschaften einer Probe auf der Basis der Massenspektroskopie |
| US5905192A (en) * | 1997-07-23 | 1999-05-18 | Hewlett-Packard Company | Method for identification of chromatographic peaks |
| US6212488B1 (en) | 1998-07-20 | 2001-04-03 | Phillips Petroleum Company | Riser reactor simulation in catalytic cracking |
| US6442513B1 (en) | 1998-08-24 | 2002-08-27 | Mobil Oil Corporation | Component mapper for use in connection with real-time optimization process |
| US6317654B1 (en) | 1999-01-29 | 2001-11-13 | James William Gleeson | Control of crude refining by a method to predict lubricant base stock's ultimate lubricant preformance |
| EP1155357A4 (de) * | 1999-01-29 | 2010-01-27 | Exxonmobil Oil Corp | Verfahren zur steuerung der herstellung von schmiermitteln |
| US6295485B1 (en) | 1999-01-29 | 2001-09-25 | Mobil Oil Corporation | Control of lubricant production by a method to predict a base stock's ultimate lubricant performance |
| US7097973B1 (en) | 1999-06-14 | 2006-08-29 | Alpha Mos | Method for monitoring molecular species within a medium |
| US6975944B1 (en) | 1999-09-28 | 2005-12-13 | Alpha Mos | Method and apparatus for monitoring materials used in electronics |
| GB0007063D0 (en) * | 2000-03-23 | 2000-05-10 | Simsci Limited | Mulitvariate statistical process monitors |
| US6662116B2 (en) | 2001-11-30 | 2003-12-09 | Exxonmobile Research And Engineering Company | Method for analyzing an unknown material as a blend of known materials calculated so as to match certain analytical data and predicting properties of the unknown based on the calculated blend |
| US7457708B2 (en) * | 2003-03-13 | 2008-11-25 | Agilent Technologies Inc | Methods and devices for identifying related ions from chromatographic mass spectral datasets containing overlapping components |
| US7875458B2 (en) * | 2003-11-25 | 2011-01-25 | Exxonmobil Research And Engineering Company | Application of test for residual wax contamination in basestocks to correlate with the low temperature viscometric properties of fully formulated oils |
| KR20130114228A (ko) * | 2004-09-15 | 2013-10-16 | 비피 오일 인터내셔날 리미티드 | 정제 공급원료를 평가하는 방법 |
| EA019100B1 (ru) * | 2004-09-15 | 2014-01-30 | Бп Ойл Интернешнл Лимитед | Способ оценки нефтезаводского сырья |
| US9018148B2 (en) * | 2005-04-28 | 2015-04-28 | Cherron Oronite Company LLC | Method and system for screening lubricating oil compositions |
| US11022588B2 (en) | 2011-02-22 | 2021-06-01 | Saudi Arabian Oil Company | Characterization of crude oil by simulated distillation |
| US10677718B2 (en) | 2011-02-22 | 2020-06-09 | Saudi Arabian Oil Company | Characterization of crude oil by near infrared spectroscopy |
| US10684239B2 (en) | 2011-02-22 | 2020-06-16 | Saudi Arabian Oil Company | Characterization of crude oil by NMR spectroscopy |
| US10571452B2 (en) | 2011-06-28 | 2020-02-25 | Saudi Arabian Oil Company | Characterization of crude oil by high pressure liquid chromatography |
| US10725013B2 (en) | 2011-06-29 | 2020-07-28 | Saudi Arabian Oil Company | Characterization of crude oil by Fourier transform ion cyclotron resonance mass spectrometry |
| US9244052B2 (en) | 2011-12-22 | 2016-01-26 | Exxonmobil Research And Engineering Company | Global crude oil quality monitoring using direct measurement and advanced analytic techniques for raw material valuation |
| JP6783771B2 (ja) | 2015-01-05 | 2020-11-11 | サウジ アラビアン オイル カンパニー | 近赤外分光法による原油のキャラクタリゼーション |
| KR20170121166A (ko) | 2015-01-05 | 2017-11-01 | 사우디 아라비안 오일 컴퍼니 | 열중량 분석에 의한 원유 및 이의 분획의 특성화 |
| SG11201705473XA (en) | 2015-01-05 | 2017-08-30 | Saudi Arabian Oil Co | Relative valuation method for naphtha streams |
| WO2016112002A1 (en) | 2015-01-05 | 2016-07-14 | Saudi Arabian Oil Company | Characterizatin of crude oil by ultraviolet visible spectroscopy |
| US9709545B2 (en) * | 2015-07-23 | 2017-07-18 | Tesoro Refining & Marketing Company LLC | Methods and apparatuses for spectral qualification of fuel properties |
| WO2017100121A1 (en) | 2015-12-10 | 2017-06-15 | Exxonmobil Research And Engineering Company | Rapid estimation of feed potential for base oil formation |
| EP3285190A1 (de) | 2016-05-23 | 2018-02-21 | Thermo Finnigan LLC | Systeme und verfahren zum probevergleich und zur probeklassifizierung |
| US10696906B2 (en) | 2017-09-29 | 2020-06-30 | Marathon Petroleum Company Lp | Tower bottoms coke catching device |
| US12000720B2 (en) | 2018-09-10 | 2024-06-04 | Marathon Petroleum Company Lp | Product inventory monitoring |
| SG10201900755WA (en) * | 2019-01-28 | 2020-08-28 | Wilmar International Ltd | Methods and system for processing lipid contents of at least one oil sample and simulating at least one training sample, and for predicting a blending formula, amongst others |
| US12031676B2 (en) | 2019-03-25 | 2024-07-09 | Marathon Petroleum Company Lp | Insulation securement system and associated methods |
| US11975316B2 (en) | 2019-05-09 | 2024-05-07 | Marathon Petroleum Company Lp | Methods and reforming systems for re-dispersing platinum on reforming catalyst |
| KR20210039598A (ko) * | 2019-10-02 | 2021-04-12 | 삼성전자주식회사 | 응답 추론 방법 및 장치 |
| US11124714B2 (en) | 2020-02-19 | 2021-09-21 | Marathon Petroleum Company Lp | Low sulfur fuel oil blends for stability enhancement and associated methods |
| US11905468B2 (en) | 2021-02-25 | 2024-02-20 | Marathon Petroleum Company Lp | Assemblies and methods for enhancing control of fluid catalytic cracking (FCC) processes using spectroscopic analyzers |
| US11702600B2 (en) | 2021-02-25 | 2023-07-18 | Marathon Petroleum Company Lp | Assemblies and methods for enhancing fluid catalytic cracking (FCC) processes during the FCC process using spectroscopic analyzers |
| US20220268694A1 (en) | 2021-02-25 | 2022-08-25 | Marathon Petroleum Company Lp | Methods and assemblies for determining and using standardized spectral responses for calibration of spectroscopic analyzers |
| US11898109B2 (en) | 2021-02-25 | 2024-02-13 | Marathon Petroleum Company Lp | Assemblies and methods for enhancing control of hydrotreating and fluid catalytic cracking (FCC) processes using spectroscopic analyzers |
| US11692141B2 (en) | 2021-10-10 | 2023-07-04 | Marathon Petroleum Company Lp | Methods and systems for enhancing processing of hydrocarbons in a fluid catalytic cracking unit using a renewable additive |
| US11802257B2 (en) | 2022-01-31 | 2023-10-31 | Marathon Petroleum Company Lp | Systems and methods for reducing rendered fats pour point |
| US11913332B2 (en) | 2022-02-28 | 2024-02-27 | Saudi Arabian Oil Company | Method to prepare virtual assay using fourier transform infrared spectroscopy |
| US11781988B2 (en) | 2022-02-28 | 2023-10-10 | Saudi Arabian Oil Company | Method to prepare virtual assay using fluorescence spectroscopy |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1219631A (en) * | 1985-06-14 | 1987-03-24 | Marc-Andre Poirier | Process for the separation of sulphur compounds in bitumen, heavy oil and synthetic fuel distillates |
| US4800279A (en) * | 1985-09-13 | 1989-01-24 | Indiana University Foundation | Methods and devices for near-infrared evaluation of physical properties of samples |
| ES2095205T3 (es) * | 1987-08-18 | 1997-02-16 | Bp Oil Int | Metodo para la determinacion directa de propiedades fisicas de productos hidrocarbonados. |
| US5119315A (en) * | 1989-04-28 | 1992-06-02 | Amoco Corporation | Method of correlating a record of sample data with a record of reference data |
| JPH0750101B2 (ja) * | 1989-09-13 | 1995-05-31 | 株式会社コスモ総合研究所 | セタン価またはセタン指数の測定方法および装置 |
| US5218529A (en) * | 1990-07-30 | 1993-06-08 | University Of Georgia Research Foundation, Inc. | Neural network system and methods for analysis of organic materials and structures using spectral data |
| MY107650A (en) * | 1990-10-12 | 1996-05-30 | Exxon Res & Engineering Company | Method of estimating property and / or composition data of a test sample |
| US5121337A (en) * | 1990-10-15 | 1992-06-09 | Exxon Research And Engineering Company | Method for correcting spectral data for data due to the spectral measurement process itself and estimating unknown property and/or composition data of a sample using such method |
| US5412581A (en) * | 1992-11-05 | 1995-05-02 | Marathon Oil Company | Method for measuring physical properties of hydrocarbons |
| US5424959A (en) * | 1993-07-19 | 1995-06-13 | Texaco Inc. | Interpretation of fluorescence fingerprints of crude oils and other hydrocarbon mixtures using neural networks |
| US5360972A (en) * | 1993-08-17 | 1994-11-01 | Western Atlas International, Inc. | Method for improving chemometric estimations of properties of materials |
-
1995
- 1995-06-23 US US08/494,643 patent/US5699270A/en not_active Expired - Lifetime
-
1996
- 1996-05-17 JP JP50383597A patent/JP3767905B2/ja not_active Expired - Lifetime
- 1996-05-17 AU AU59222/96A patent/AU698197B2/en not_active Expired
- 1996-05-17 WO PCT/US1996/007174 patent/WO1997000926A1/en active IP Right Grant
- 1996-05-17 EP EP96916493A patent/EP0833878B1/de not_active Expired - Lifetime
- 1996-05-17 DE DE69613373T patent/DE69613373T2/de not_active Expired - Lifetime
-
1997
- 1997-12-19 NO NO19976005A patent/NO322581B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU5922296A (en) | 1997-01-22 |
| JP3767905B2 (ja) | 2006-04-19 |
| JPH11508298A (ja) | 1999-07-21 |
| NO976005L (no) | 1998-02-20 |
| NO976005D0 (no) | 1997-12-19 |
| AU698197B2 (en) | 1998-10-29 |
| EP0833878B1 (de) | 2001-06-13 |
| EP0833878A1 (de) | 1998-04-08 |
| DE69613373T2 (de) | 2002-04-25 |
| WO1997000926A1 (en) | 1997-01-09 |
| DE69613373D1 (de) | 2001-07-19 |
| US5699270A (en) | 1997-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |